[c-nsp] Can Ping Websites but cannot browse.

Alexander Clouter alex at digriz.org.uk
Mon Nov 2 09:26:24 EST 2009


Phil Mayers <p.mayers at imperial.ac.uk> wrote:
>
> bharath kondi wrote:
>> 
>> I have a strange situation, I can browse the websites but cannot browse
>> them.
> 
> Check for MTU issues
>
It is a pretty impressive to screw up non-SSLed traffic with an MTU 
issue, I would be more inclinded to think it's something else.

Real Men(tm) use tcptraceroute:
----
alex at chipmunk:~$ tcptraceroute www.google.com 80
Selected device bond0, address 195.195.131.226, port 47429 for outgoing packets
Tracing the path to www.google.com (209.85.227.106) on TCP port 80 (www), 30 hops max
 1  no-reverse-defined.ja.net (195.195.131.225)  0.324 ms  0.243 ms  0.241 ms
 2  so-1-3-2.read-sbr1.ja.net (146.97.34.157)  0.762 ms  0.752 ms  0.750 ms
 3  so-6-0-0.lond-sbr3.ja.net (146.97.33.166)  2.020 ms  2.047 ms  2.191 ms
 4  te1-1.lond-ban3.ja.net (146.97.35.98)  2.345 ms  2.236 ms  2.142 ms
 5  google.lond-ban3.ja.net (193.62.157.30)  2.206 ms  2.228 ms  2.218 ms
 6  209.85.252.76  8.794 ms  2.399 ms  2.358 ms
 7  72.14.232.134  8.328 ms  8.423 ms  8.225 ms
 8  216.239.49.45  8.280 ms  8.370 ms  8.287 ms
 9  209.85.243.93  13.284 ms  8.821 ms  17.787 ms
10  * * *
11  * * *
12  wy-in-f106.1e100.net (209.85.227.106) [open]  9.765 ms  9.779 ms  9.753 ms
----

....they also give a descriptive breakdown of the problem they are 
having, what their setup is, any logs and also what they have tried 
already.  However this is reply to Phil not the OP... :)

Cheers

-- 
Alexander Clouter
.sigmonster says: Am I SHOPLIFTING?



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